JEEP

21-032-15 REVA

2015-07-15 · NHTSA 10149677

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Manufacturer summary

Original wording in English

Flash: Transmission Shift And Drivability Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination or describe harsh shifting. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) or symptoms. ? Harsh 1-2 Upshift. ? Harsh Garage Shifts (Park to Reverse or Drive). ? P0711 - Transmission Fluid Temperature Sensor A Circuit Range-Performance. ? P0887 - TCM Power Control Circuit High. ? P1CC9 - Unable to Engage Gear. ? P1D98 - Incorrect Gear Ratio Clutch B or D Defective. ? U0401 - Implausible Data Received From ECM-PCM.

Repeated filings are grouped only when make, bulletin number, publication date and complete summary agree. Original record numbers are retained. Older publications remain available, and an explicit later version is shown when established. Pre-1994 vehicle associations are separated from default results; an unspecified year does not mean all model years apply.